diff -uprN j-0.102.20/jackd/engine.c j2-0.102.20/jackd/engine.c
--- j-0.102.20/jackd/engine.c	2006-08-01 04:26:36.000000000 +0100
+++ j2-0.102.20/jackd/engine.c	2006-12-31 01:03:45.000000000 +0000
@@ -2065,7 +2065,7 @@ jack_run_cycle (jack_engine_t *engine, j
 
 		/* post xrun-handling */
 		
-		jack_nframes_t period_size_guess = 
+		double period_size_guess = 
 			engine->control->current_time.frame_rate * 
 			   ((timer->next_wakeup - timer->current_wakeup) / 1000000.0);